fix: make sure we are only reseeding staffing and demographic numbers if the data for that year is empty

app/lib/seeder.rb

@@ -122,18 +122,14 @@ class Seeder
 
   def seed_enrollment(csv_file)
     EnrollmentLoader.load_data(filepath: csv_file)
-    missing_enrollment_for_current_year = Respondent.where(academic_year: AcademicYear.order(:range).last).none? do |respondent|
-      respondent&.total_students&.zero?
-    end
+    missing_enrollment_for_current_year = Respondent.where(academic_year: AcademicYear.order(:range).last).count.zero?
 
     EnrollmentLoader.clone_previous_year_data if missing_enrollment_for_current_year
   end
 
   def seed_staffing(csv_file)
     StaffingLoader.load_data(filepath: csv_file)
-    missing_staffing_for_current_year = Respondent.where(academic_year: AcademicYear.order(:range).last).none? do |respondent|
-      respondent&.total_teachers&.zero?
-    end
+    missing_staffing_for_current_year = Respondent.where(academic_year: AcademicYear.order(:range).last).count.zero?
 
     StaffingLoader.clone_previous_year_data if missing_staffing_for_current_year
   end